Hollywood Dreams’ Margie (Tanna Frederick) is the ultimate Henry Jaglom basket case: a dithering, grotesquely untalented bottom-feeder starlet who stumbles into the lives of two producer-managers (Zack Norman and David Proval). She meets the star (Justin Kirk) they’re handling, and Jaglom springs his wicked joke: The actor is straight and pretending to be gay — his way to get ahead in the age of gossip. That’s a sharp satirical premise, but Jaglom’s scruffy style doesn’t carry it through. He puts enough toxic insincerity on screen to singe, though. B-